document.write( "Question 823519: Which value must be added to the expression x2 + 16x to make it a perfect-square trinomial?\r
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Algebra.Com's Answer #495573 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! Take half of 16 to get 16/2 = 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Square 8 to get 8^2 = 64\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the answer is 64 \n" ); document.write( " |